Earphone



FIG. 1 is a front elevational view of an earphone showing a new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a left-side elevational view thereof;

FIG. 4 is a right-side elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a perspective view thereof; and,

FIG. 8 is another perspective view thereof.

The broken lines show portions of the earphone that form no part of the claimed design. 

CLAIM The ornamental design for an earphone, as shown and described. 